Cook County Value

8642 80th St Justice, IL 60458

2 bed / 1 bath, 1,300 sqft, built 1955, in Lyons. Assessor market value for 2026: $250,000.

Cook County account 18351180140000

Assessor market value
$250,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,300 sqft
$192 per sqft
Year built
1955
Average quality

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 60458 and Lyons assessment pages.

Local guide: Lyons Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lyons, appeals to the Assessor closed . Board of Review dates for Lyons have not been published yet.

Deadline rule: Set by township: file with the Assessor by your township's last file date, and with the Board of Review while your township is open there. Evidence is reviewed by the Cook County Assessor's Office or, in a separate appeal, by the Cook County Board of Review. Dates checked against the official source.

Assessment snapshot

These public CCAO records highlight what may be worth checking before you file.

  • Assessment changeThe assessor market value increased 19.0% from $210,000 in 2025 to $250,000 in 2026.
  • Assessor market value per square footThe current public record shows about $192 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lyons neighborhood and ZIP 60458.
  • Neighborhood value signalAmong 1,424 residential records in the same neighborhood, the average assessor market value is about $222 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +29.5% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 8610 80th St Justice, IL 60458
    1,304 sqft | $199/sqft | built 1955 | Similar size (1,304 vs 1,300 sqft); Built same year (1955); Similar lot size (10,985 vs 10,985 sqft)
    $260,000
  • 8311 80th St Justice, IL 60458
    1,285 sqft | $218/sqft | built 1955 | Similar size (1,285 vs 1,300 sqft); Built same year (1955); Similar lot size (10,992 vs 10,985 sqft)
    $280,000
  • 8220 83rd Ave Justice, IL 60458
    1,303 sqft | $215/sqft | built 1957 | Similar size (1,303 vs 1,300 sqft); Similar age (1957 vs 1955); Similar lot size (10,374 vs 10,985 sqft)
    $280,000
  • 8700 80th St Justice, IL 60458
    1,323 sqft | $212/sqft | built 1955 | Similar size (1,323 vs 1,300 sqft); Built same year (1955); Similar lot size (11,125 vs 10,985 sqft)
    $280,000
  • 8241 82nd St Justice, IL 60458
    1,283 sqft | $203/sqft | built 1957 | Similar size (1,283 vs 1,300 sqft); Similar age (1957 vs 1955); Similar lot size (10,852 vs 10,985 sqft)
    $260,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 19.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$250,000+$40,000+19.0%
2025$210,000$00.0%
2024$210,000$00.0%
2023$210,000+$60,080+40.1%
2022$149,920$00.0%
2021$149,920+$100.0%
2020$149,910——
6-year total+$100,090+66.8%